Swimming at Dewey Beach today

Dewey Beach, Delaware

Updated 7:03 AM EDT

97/ 100
Great for swimming Air comfort is 73°F, and nothing is holding it back today.

What decides a swimming score

Weather & UV · Open-Meteo Water & waves · Open-Meteo Marine Tides · NOAA CO-OPS Air quality · AirNow

Before you swim

Swim near a staffed lifeguard tower, and check the National Weather Service surf-zone forecast for the official rip-current outlook — we report conditions, we don't forecast rip currents.

Dewey Beach is also scored for

About Dewey Beach

Dewey Beach sits on the Delaware coast, where the water runs from about 42°F in February to 75°F in July.

The water averages above 70°F in July, August and September — 3 months of the year — peaking around 75°F in July and dropping to about 42°F in February.

Today it is 74°F. That is right on the August average of 74°F for this beach.

Tide predictions come from NOAA station Rehoboth Beach about 3.5 km away on the open coast.

Frequently asked questions

Is Dewey Beach good for swimming today?

Great for swimming — we score it 97 out of 100 today. No single condition is holding it back today.

What makes a good swimming day?

We weight water temperature (40%), surf calmness (25%), uv exposure (15%) and combine them into one score. Conditions we cannot read are left out rather than guessed.

When is the best time of year to swim at Dewey Beach?

The water averages above 70°F in July, August and September — 3 months of the year — peaking around 75°F in July and dropping to about 42°F in February.

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